2010
DOI: 10.1590/s0102-09352010000600014
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Características histomorfométricas do placentomo de vacas Nelore nos terços inicial, médio e final de gestação

Abstract: RESUMOAvaliaram-se as características histomorfométricas do placentomo da vaca Nelore nos terços inicial, médio e final da gestação utilizando-se 52 úteros gestantes. Para a estimativa do estádio gestacional, foram utilizados aspectos do desenvolvimento fetal. Foram coletados fragmentos de um placentomo localizado no corno uterino ipsilateral ao corpo lúteo, os quais foram imersos em solução de formol e, posteriormente, processados histologicamente, incluídos em parafina e corados com hematoxilina-eosina. O es… Show more

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“…Placentome diameter (cm) by gestational age (days) in Bos taurus x Bos indicus cows.Placentomes increase in size and vascularity to provide a greater exchange surface and blood ow to meet fetus growth requirements(Machado et al 2010(Machado et al , pp 1392. Bos indicus cows generally generate larger placentomes than B. Taurus cows, possibly because feed availability and quality in tropical areas are often lower than in temperate areas(Romero, 2008, pp.…”
mentioning
confidence: 99%
“…Placentome diameter (cm) by gestational age (days) in Bos taurus x Bos indicus cows.Placentomes increase in size and vascularity to provide a greater exchange surface and blood ow to meet fetus growth requirements(Machado et al 2010(Machado et al , pp 1392. Bos indicus cows generally generate larger placentomes than B. Taurus cows, possibly because feed availability and quality in tropical areas are often lower than in temperate areas(Romero, 2008, pp.…”
mentioning
confidence: 99%